Home / 74,231.20-111,195.60-46,064.80

Finding the Fourth Proportional to 74,231.20, 111,195.60 and 46,064.80

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Solution

The fourth proportional to 74,231.20, 111,195.60 and 46,064.80 is: 69,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,231.20 : 111,195.60 = 46,064.80 : x
  2. Step 2: Convert to fraction form
    74,231.20/111,195.60 = 46,064.80/x
  3. Step 3: Cross multiply
    74,231.20x = 111,195.60 × 46,064.80
  4. Step 4: Simplify right side
    74,231.20x = 5,122,203,074.88
  5. Step 5: Solve for x
    x = 5,122,203,074.88/74,231.20
  6. Step 6: Final answer
    x = 69,003.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.